Year	kg of oil equivalent (constant 2011 PPP)
1990	284.106805527938
1991	296.463141502612
1992	316.818204887248
1993	327.502379268718
1994	327.598585578759
1995	331.189895803272
1996	340.561664097305
1997	320.882042877897
1998	330.949846294147
1999	322.173977927204
2000	297.826828001204
2001	286.457505721765
2002	272.330685572627
2003	262.853547289244
2004	245.986536928709
2005	232.730392063912
2006	221.352584653947
2007	204.594863890605
2008	199.072031182184
2009	202.909773365133
2010	206.595443219278
2011	207.709539754017
2012	205.307896362696
2013	198.650488266072
2014	192.414938541963